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- iRedMail 版本号:0.9.8
- 使用哪个数据库存储用户帐号(OpenLDAP,MySQL,PostgreSQL):MySQL
- 使用的 Linux/BSD 发行版名称及版本号:centos 7.5
- 与您的问题相关的日志信息:

May 20 12:11:35 mail postfix/qmgr[2514]: C35326033666B: from=<yumin@aaabbb.com.cn>, status=expired, returned to sender
May 20 12:11:35 mail postfix/cleanup[10001]: 495EA602F10B4: message-id=<20190520041135.495EA602F10B4@mail.aaabbb.com.cn>
May 20 12:11:35 mail postfix/bounce[9999]: C35326033666B: sender non-delivery notification: 495EA602F10B4
May 20 12:11:35 mail postfix/qmgr[2514]: 495EA602F10B4: from=<>, size=4473, nrcpt=1 (queue active)
May 20 12:11:35 mail postfix/qmgr[2514]: C35326033666B: removed
May 20 12:11:35 mail postfix/pipe[10003]: 495EA602F10B4: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.15, delays=0.03/0/0/0.11, dsn=2.0.0, status=sent (delivered via dovecot service)
May 20 12:11:35 mail postfix/qmgr[2514]: 495EA602F10B4: removed
May 20 12:11:35 mail postfix/smtp[9980]: Untrusted TLS connection established to antispam.profiwh.com[85.93.165.10]:25: TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)
May 20 12:11:39 mail postfix/smtp[9980]: 0D6CC60341793: host antispam.profiwh.com[85.93.165.10] said: 450 4.7.25 Client host rejected: cannot find your hostname, [117.40.19.202] (in reply to RCPT TO command)
May 20 12:11:40 mail postfix/smtp[9980]: connect to antispam.profiwh.com[2a02:8304:1:6::246:10]:25: Network is unreachable
May 20 12:11:41 mail postfix/smtp[9981]: connect to mail.efty.com[159.8.40.50]:25: Connection timed out
May 20 12:11:41 mail postfix/smtp[9981]: 05C636033F61E: to=<braze@mafia.co.uk>, relay=none, delay=434370, delays=434340/0.1/30/0, dsn=4.4.1, status=deferred (connect to mail.efty.com[159.8.40.50]:25: Connection timed out)
May 20 12:11:41 mail postfix/qmgr[2514]: 05C636033F61E: from=<yumin@aaabbb.com.cn>, status=expired, returned to sender
May 20 12:11:41 mail postfix/cleanup[10001]: 4C3F5602F10C9: message-id=<20190520041141.4C3F5602F10C9@mail.aaabbb.com.cn>
May 20 12:11:41 mail postfix/smtp[9975]: connect to 4091.com[182.61.186.59]:25: Connection timed out
May 20 12:11:41 mail postfix/bounce[9999]: 05C636033F61E: sender non-delivery notification: 4C3F5602F10C9
May 20 12:11:41 mail postfix/qmgr[2514]: 4C3F5602F10C9: from=<>, size=4367, nrcpt=1 (queue active)
May 20 12:11:41 mail postfix/qmgr[2514]: 05C636033F61E: removed
May 20 12:11:41 mail postfix/smtp[9975]: 150846033A4F1: to=<blanche91@4091.com>, relay=none, delay=436111, delays=436081/0.08/30/0, dsn=4.4.1, status=deferred (connect to 4091.com[182.61.186.59]:25: Connection timed out)
May 20 12:11:41 mail postfix/qmgr[2514]: 150846033A4F1: from=<yumin@aaabbb.com.cn>, status=expired, returned to sender
May 20 12:11:41 mail postfix/cleanup[10001]: 5A7D3602F3E4C: message-id=<20190520041141.5A7D3602F3E4C@mail.aaabbb.com.cn>
May 20 12:11:41 mail postfix/bounce[10044]: 150846033A4F1: sender non-delivery notification: 5A7D3602F3E4C
May 20 12:11:41 mail postfix/qmgr[2514]: 5A7D3602F3E4C: from=<>, size=4024, nrcpt=1 (queue active)
May 20 12:11:41 mail postfix/qmgr[2514]: 150846033A4F1: removed
May 20 12:11:41 mail postfix/smtp[9973]: connect to cycle.cyclerace.or.kr[210.90.29.4]:25: Connection timed out
May 20 12:11:41 mail postfix/pipe[10003]: 4C3F5602F10C9: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.17, delays=0.03/0/0/0.14, dsn=2.0.0, status=sent (delivered via dovecot service)
May 20 12:11:41 mail postfix/qmgr[2514]: 4C3F5602F10C9: removed
May 20 12:11:41 mail postfix/smtp[9973]: D40A960340FCE: to=<nagary@cyclerace.or.kr>, relay=none, delay=433543, delays=433512/0.06/30/0, dsn=4.4.1, status=deferred (connect to cycle.cyclerace.or.kr[210.90.29.4]:25: Connection timed out)
May 20 12:11:41 mail postfix/qmgr[2514]: D40A960340FCE: from=<yumin@aaabbb.com.cn>, status=expired, returned to sender
May 20 12:11:41 mail postfix/cleanup[10001]: 7920F602F10C9: message-id=<20190520041141.7920F602F10C9@mail.aaabbb.com.cn>
May 20 12:11:41 mail postfix/bounce[10044]: D40A960340FCE: sender non-delivery notification: 7920F602F10C9
May 20 12:11:41 mail postfix/qmgr[2514]: 7920F602F10C9: from=<>, size=4278, nrcpt=1 (queue active)
May 20 12:11:41 mail postfix/qmgr[2514]: D40A960340FCE: removed
May 20 12:11:41 mail postfix/pipe[10046]: 5A7D3602F3E4C: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.21, delays=0.03/0.01/0/0.17, dsn=2.0.0, status=sent (delivered via dovecot service)
May 20 12:11:41 mail postfix/qmgr[2514]: 5A7D3602F3E4C: removed
May 20 12:11:41 mail postfix/smtp[9983]: connect to mail.french-guide.com[46.182.5.20]:25: Connection timed out
May 20 12:11:41 mail postfix/smtp[9983]: 6E8E56033C0BA: to=<jakubowicz61@french-guide.com>, relay=none, delay=414122, delays=414092/0.11/30/0, dsn=4.4.1, status=deferred (connect to mail.french-guide.com[46.182.5.20]:25: Connection timed out)
May 20 12:11:41 mail postfix/pipe[10003]: 7920F602F10C9: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.2, delays=0.06/0/0/0.14, dsn=2.0.0, status=sent (delivered via dovecot service)
May 20 12:11:41 mail postfix/qmgr[2514]: 7920F602F10C9: removed
May 20 12:11:41 mail postfix/smtp[9986]: connect to rileyhouse.com[23.20.239.12]:25: Connection timed out
May 20 12:11:41 mail postfix/smtp[9986]: C202A6033A4EB: to=<phil@rileyhouse.com>, relay=none, delay=436130, delays=436099/0.13/30/0, dsn=4.4.1, status=deferred (connect to rileyhouse.com[23.20.239.12]:25: Connection timed out)
May 20 12:11:41 mail postfix/qmgr[2514]: C202A6033A4EB: from=<yumin@aaabbb.com.cn>, status=expired, returned to sender
May 20 12:11:41 mail postfix/cleanup[10001]: C8781602F3E4C: message-id=<20190520041141.C8781602F3E4C@mail.aaabbb.com.cn>
May 20 12:11:41 mail postfix/bounce[9999]: C202A6033A4EB: sender non-delivery notification: C8781602F3E4C
May 20 12:11:41 mail postfix/qmgr[2514]: C8781602F3E4C: from=<>, size=3727, nrcpt=1 (queue active)
May 20 12:11:41 mail postfix/qmgr[2514]: C202A6033A4EB: removed
May 20 12:11:41 mail postfix/pipe[10046]: C8781602F3E4C: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.14, delays=0.03/0/0/0.11, dsn=2.0.0, status=sent (delivered via dovecot service)
May 20 12:11:41 mail postfix/qmgr[2514]: C8781602F3E4C: removed
May 20 12:11:42 mail postfix/smtp[9990]: connect to filter.rmef.org[216.14.247.228]:25: Connection timed out
May 20 12:11:42 mail postfix/smtp[9990]: connect to filter.rmef.org[2001:1940:1003::d80e:f7e4]:25: Network is unreachable
May 20 12:11:42 mail postfix/smtp[9990]: 5663C6034AF44: to=<jennygmbv@rmef.org>, relay=none, delay=413817, delays=413786/0.14/31/0, dsn=4.4.1, status=deferred (connect to filter.rmef.org[2001:1940:1003::d80e:f7e4]:25: Network is unreachable)
May 20 12:11:42 mail postfix/smtp[9976]: connect to mailwok.com[23.20.239.12]:25: Connection timed out
May 20 12:11:42 mail postfix/smtp[9991]: connect to mx1.ciad.ch[195.70.6.215]:25: Connection timed out
May 20 12:11:42 mail postfix/smtp[9976]: 191F06034AF57: to=<bogacki@mailwok.com>, relay=none, delay=414824, delays=414793/0.08/31/0, dsn=4.4.1, status=deferred (connect to mailwok.com[23.20.239.12]:25: Connection timed out)
May 20 12:11:42 mail postfix/smtp[9991]: 5247F600D125B: to=<claudine.reymond@eglantines.ch>, relay=none, delay=415104, delays=415073/0.15/31/0, dsn=4.4.1, status=deferred (connect to mx1.ciad.ch[195.70.6.215]:25: Connection timed out)
May 20 12:11:42 mail postfix/smtp[9980]: 0D6CC60341793: to=<phillipwilson@baldini.cz>, relay=backup.mail.profiwh.com[94.113.246.30]:25, delay=429257, delays=429226/0.1/31/0.33, dsn=4.7.1, status=deferred (host backup.mail.profiwh.com[94.113.246.30] said: 450 4.7.1 Client host rejected: cannot find your hostname, [117.40.19.202] (in reply to RCPT TO command))
May 20 12:11:43 mail postfix/smtp[9992]: connect to mail.incbizz.com[67.211.221.88]:25: Connection timed out
May 20 12:11:43 mail postfix/smtp[9992]: EABF36031607C: to=<halibutrr4@incbizz.com>, relay=none, delay=414765, delays=414733/0.16/32/0, dsn=4.4.1, status=deferred (connect to mail.incbizz.com[67.211.221.88]:25: Connection timed out)
May 20 12:11:48 mail postfix/smtp[9988]: connect to smtp.enerjisa.com.tr[82.222.128.6]:25: Connection timed out
May 20 12:11:49 mail postfix/smtp[9982]: 0A17C6033C0BD: to=<hbydh@woerwagpharma.sk>, relay=mail.woerwagpharma.sk[212.55.237.42]:25, delay=414121, delays=414083/0.11/38/0, dsn=4.4.2, status=deferred (lost connection with mail.woerwagpharma.sk[212.55.237.42] while performing the EHLO handshake)
May 20 12:11:57 mail postfix/local[10073]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 20 12:11:58 mail postfix/master[2511]: warning: process /usr/libexec/postfix/local pid 10073 exit status 1
May 20 12:11:58 mail postfix/master[2511]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 20 12:12:18 mail postfix/smtp[9988]: connect to smtpank.enerjisa.com.tr[82.222.159.6]:25: Connection timed out
May 20 12:12:18 mail postfix/smtp[9988]: F131460341785: to=<elif.datli@enerjisa.com>, relay=none, delay=429341, delays=429274/0.13/67/0, dsn=4.4.1, status=deferred (connect to smtpank.enerjisa.com.tr[82.222.159.6]:25: Connection timed out)
May 20 12:12:47 mail postfix/postscreen[10132]: CONNECT from [66.84.9.99]:41606 to [117.40.19.202]:25
May 20 12:12:48 mail postfix/postscreen[10132]: PASS OLD [66.84.9.99]:41606
May 20 12:12:48 mail postfix/smtpd[10139]: connect from pcbuniverse.com[66.84.9.99]
May 20 12:12:50 mail postfix/smtpd[10139]: Anonymous TLS connection established from pcbuniverse.com[66.84.9.99]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
May 20 12:12:52 mail postfix/smtpd[10139]: NOQUEUE: reject: RCPT from pcbuniverse.com[66.84.9.99]: 450 4.7.1 <newvps.pcbuniverse.com>: Helo command rejected: Host not found; from=<> to=<yumin@aaabbb.com.cn> proto=ESMTP helo=<newvps.pcbuniverse.com>
May 20 12:12:53 mail postfix/smtpd[10139]: disconnect from pcbuniverse.com[66.84.9.99]
May 20 12:12:58 mail postfix/local[10149]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 20 12:12:59 mail postfix/master[2511]: warning: process /usr/libexec/postfix/local pid 10149 exit status 1
May 20 12:12:59 mail postfix/master[2511]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 20 12:13:57 mail postfix/submission/smtpd[10232]: warning: hostname static.77.89.204.254.tmg.md does not resolve to address 77.89.204.254: Name or service not known
May 20 12:13:57 mail postfix/submission/smtpd[10232]: connect from unknown[77.89.204.254]
May 20 12:13:59 mail postfix/submission/smtpd[10232]: Anonymous TLS connection established from unknown[77.89.204.254]: TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)
May 20 12:13:59 mail postfix/local[10244]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 20 12:14:00 mail postfix/master[2511]: warning: process /usr/libexec/postfix/local pid 10244 exit status 1
May 20 12:14:00 mail postfix/master[2511]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 20 12:14:02 mail postfix/submission/smtpd[10232]: warning: unknown[77.89.204.254]: SASL PLAIN authentication failed:
May 20 12:14:09 mail postfix/submission/smtpd[10232]: warning: unknown[77.89.204.254]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 20 12:14:10 mail postfix/submission/smtpd[10232]: disconnect from unknown[77.89.204.254]
May 20 12:14:18 mail postfix/anvil[5698]: statistics: max connection rate 1/60s for (submission:202.51.189.134) at May 20 12:04:26
May 20 12:14:18 mail postfix/anvil[5698]: statistics: max connection count 1 for (submission:202.51.189.134) at May 20 12:04:26
May 20 12:14:18 mail postfix/anvil[5698]: statistics: max cache size 4 at May 20 12:04:26
May 20 12:15:00 mail postfix/local[10334]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 20 12:15:01 mail postfix/master[2511]: warning: process /usr/libexec/postfix/local pid 10334 exit status 1
May 20 12:15:01 mail postfix/master[2511]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 20 12:15:43 mail postfix/smtps/smtpd[10372]: warning: hostname ip-168-194-201-42.grupotelnet.com.br does not resolve to address 168.194.201.42: Name or service not known
May 20 12:15:43 mail postfix/smtps/smtpd[10372]: connect from unknown[168.194.201.42]
May 20 12:15:44 mail postfix/smtps/smtpd[10372]: Anonymous TLS connection established from unknown[168.194.201.42]: TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)
May 20 12:15:46 mail postfix/submission/smtpd[10232]: warning: hostname mail.mclb.edu.vn does not resolve to address 118.70.182.235: Name or service not known
May 20 12:15:46 mail postfix/submission/smtpd[10232]: connect from unknown[118.70.182.235]
May 20 12:15:48 mail postfix/smtps/smtpd[10372]: warning: unknown[168.194.201.42]: SASL PLAIN authentication failed:
May 20 12:15:48 mail postfix/submission/smtpd[10232]: Anonymous TLS connection established from unknown[118.70.182.235]: TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)
May 20 12:15:52 mail postfix/submission/smtpd[10232]: warning: unknown[118.70.182.235]: SASL PLAIN authentication failed:
May 20 12:15:56 mail postfix/smtps/smtpd[10372]: warning: unknown[168.194.201.42]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 20 12:15:57 mail postfix/smtps/smtpd[10372]: disconnect from unknown[168.194.201.42]
May 20 12:16:00 mail postfix/submission/smtpd[10232]: warning: unknown[118.70.182.235]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 20 12:16:01 mail postfix/submission/smtpd[10232]: disconnect from unknown[118.70.182.235]
May 20 12:16:01 mail postfix/local[10413]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 20 12:16:02 mail postfix/master[2511]: warning: process /usr/libexec/postfix/local pid 10413 exit status 1
May 20 12:16:02 mail postfix/master[2511]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 20 12:16:11 mail postfix/qmgr[2514]: 77E9E6033F19C: from=<yumin@aaabbb.com.cn>, size=239385, nrcpt=1 (queue active)
May 20 12:16:11 mail postfix/qmgr[2514]: BDE726033B95A: from=<yumin@aaabbb.com.cn>, size=255702, nrcpt=1 (queue
====

最近一位员工老是收到系统退信,以下为日志内容:
May 15 05:52:07 mail postfix/qmgr[23210]: A77EA602C0C33: from=<>, size=4277, nrcpt=1 (queue active)
May 15 05:52:07 mail postfix/qmgr[23210]: 639F7602C0C31: removed
May 15 05:52:07 mail amavis[18615]: (18615-12) Passed CLEAN, <yumin@aaabbb.com.cn> -> <theo.van.dijk@exult.net>, Hits: 3.074, tag=2, tag2=6.2, kill=6.9, queued_as: 9AC99602C0C30, L/Y/0/0
May 15 05:52:07 mail postfix/amavis/smtp[17228]: 9E307602C0C26: to=<theo.van.dijk@exult.net>, relay=127.0.0.1[127.0.0.1]:10026, delay=19, delays=17/0/0/1.4, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 9AC99602C0C30)
May 15 05:52:07 mail postfix/qmgr[23210]: 9E307602C0C26: removed
May 15 05:52:07 mail postfix/qmgr[23210]: 26660602C0C2C: from=<yumin@aaabbb.com.cn>, size=240104, nrcpt=1 (queue active)
May 15 05:52:07 mail postfix/pipe[6967]: A77EA602C0C33: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.23, delays=0.05/0/0/0.18, dsn=2.0.0, status=sent (delivered via dovecot service)
May 15 05:52:07 mail postfix/qmgr[23210]: A77EA602C0C33: removed
May 15 05:52:07 mail postfix/smtp[12735]: Untrusted TLS connection established to mail.mwegerano.com[77.240.19.7]:25: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
May 15 05:52:08 mail postfix/smtps/smtpd[30693]: 1AFEB602C0C31: client=unknown[181.143.94.58], sasl_method=PLAIN, sasl_username=yumin@aaabbb.com.cn
May 15 05:52:08 mail postfix/local[21165]: fatal: main.cf configuration error: mailbox_size_limit is smaller than message_size_limit
May 15 05:52:08 mail postfix/smtps/smtpd[21054]: warning: unknown[139.28.175.150]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 15 05:52:08 mail postfix/submission/smtpd[6929]: 4A07E602C0C33: client=unknown[187.95.123.74], sasl_method=PLAIN, sasl_username=yumin@aaabbb.com.cn
May 15 05:52:08 mail postfix/10025/smtpd[27486]: 4D174602C0C34: client=mail.aaabbb.com.cn[127.0.0.1]
May 15 05:52:08 mail postfix/cleanup[1890]: 4D174602C0C34: message-id=<qios0tj1hha1ikhge42i1hloj.ap69h6oe6b.74018159115838.kfcgjzjpg1.6es0hobx@mail500.aki29.aaabbb.com.cn>
May 15 05:52:08 mail postfix/qmgr[23210]: 4D174602C0C34: from=<yumin@aaabbb.com.cn>, size=265449, nrcpt=1 (queue active)
May 15 05:52:08 mail amavis[17085]: (17085-19) Passed CLEAN {RelayedInternal}, ORIGINATING LOCAL [181.143.94.58]:49197 [181.143.94.58] <yumin@aaabbb.com.cn> -> <zexmrfzod@acosberk.com>, Queue-ID: 06276602C0C13, Message-ID: <qios0tj1hha1ikhge42i1hloj.ap69h6oe6b.74018159115838.kfcgjzjpg1.6es0hobx@mail500.aki29.aaabbb.com.cn>, mail_id: gFxKZbgZj-qd, Hits: 4.014, size: 263918, queued_as: 4D174602C0C34, dkim_new=dkim:aaabbb.com.cn, 1658 ms, Tests: [ALL_TRUSTED=-1,HEADER_FROM_DIFFERENT_DOMAINS=0.001,HK_RANDOM_FROM=0.001,HTML_IMAGE_ONLY_04=0.342,HTML_MESSAGE=0.001,LOCALPART_IN_SUBJECT=0.73,MIME_HTML_MOSTLY=0.001,MPART_ALT_DIFF=0.724,TO_NO_BRKTS_HTML_IMG=2,TVD_RCVD_SINGLE=1.213,TVD_SPACE_RATIO=0.001]
May 15 05:52:08 mail amavis[17085]: (17085-19) Passed CLEAN, <yumin@aaabbb.com.cn> -> <zexmrfzod@acosberk.com>, Hits: 4.014, tag=2, tag2=6.2, kill=6.9, queued_as: 4D174602C0C34, L/Y/0/0
May 15 05:52:08 mail postfix/amavis/smtp[17665]: 06276602C0C13: to=<zexmrfzod@acosberk.com>, relay=127.0.0.1[127.0.0.1]:10026, delay=14, delays=12/0/0/1.7, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 4D174602C0C34)
May 15 05:52:08 mail postfix/qmgr[23210]: 06276602C0C13: removed
May 15 05:52:08 mail postfix/smtps/smtpd[21054]: disconnect from unknown[139.28.175.150]
May 15 05:52:08 mail postfix/cleanup[9485]: 1AFEB602C0C31: message-id=<9vh7jv41ver9nt@5E5.aaabbb.com.cn>
May 15 05:52:09 mail postfix/submission/smtpd[22443]: 18A4A602C0C13: client=unknown[77.89.251.138], sasl_method=PLAIN, sasl_username=yumin@aaabbb.com.cn
May 15 05:52:09 mail postfix/master[2111]: warning: process /usr/libexec/postfix/local pid 21165 exit status 1
May 15 05:52:09 mail postfix/master[2111]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 15 05:52:09 mail postfix/10025/smtpd[6017]: 5C451602C0C35: client=mail.aaabbb.com.cn[127.0.0.1]
May 15 05:52:09 mail postfix/cleanup[1890]: 5C451602C0C35: message-id=<gdjfgbx22183161.68920569@mail.aaabbb.com.cn>
May 15 05:52:09 mail postfix/qmgr[23210]: 5C451602C0C35: from=<yumin@aaabbb.com.cn>, size=241595, nrcpt=1 (queue active)
May 15 05:52:09 mail amavis[17708]: (17708-17) Passed CLEAN {RelayedInternal}, ORIGINATING LOCAL [77.89.251.138]:50128 [77.89.251.138] <yumin@aaabbb.com.cn> -> <wiocleag@mozej.com>, Queue-ID: 26660602C0C2C, Message-ID: <gdjfgbx22183161.68920569@mail.aaabbb.com.cn>, mail_id: sDiZdQPazGme, Hits: 2.8, size: 240104, queued_as: 5C451602C0C35, dkim_new=dkim:aaabbb.com.cn, 1574 ms, Tests: [ALL_TRUSTED=-1,HEADER_FROM_DIFFERENT_DOMAINS=0.001,HTML_IMAGE_ONLY_04=0.342,HTML_MESSAGE=0.001,LOCALPART_IN_SUBJECT=0.73,MIME_HTML_MOSTLY=0.001,MPART_ALT_DIFF=0.724,TO_NO_BRKTS_HTML_IMG=2,TVD_SPACE_RATIO=0.001]
May 15 05:52:09 mail amavis[17708]: (17708-17) Passed CLEAN, <yumin@aaabbb.com.cn> -> <wiocleag@mozej.com>, Hits: 2.8, tag=2, tag2=6.2, kill=6.9, queued_as: 5C451602C0C35, L/Y/0/0
May 15 05:52:09 mail postfix/amavis/smtp[20645]: 26660602C0C2C: to=<wiocleag@mozej.com>, relay=127.0.0.1[127.0.0.1]:10026, delay=5.7, delays=4.1/0/0/1.6, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as 5C451602C0C35)
May 15 05:52:09 mail postfix/qmgr[23210]: 26660602C0C2C: removed
May 15 05:52:09 mail postfix/cleanup[17322]: 4A07E602C0C33: message-id=<yvascw317f.2xxg5h9ixn.69576857304544.n5s7g9fmiv.xan18e41@aaabbb.com.cn>
May 15 05:52:09 mail postfix/cleanup[9488]: 18A4A602C0C13: message-id=<ng1l7jx9-p8zr-xro5-3xfr-aqurvs2rt579>
May 15 05:52:10 mail postfix/smtp[1704]: Untrusted TLS connection established to mx1.mtaroutes.com[38.89.254.162]:25: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
May 15 05:52:10 mail postfix/smtp[11056]: 9AC99602C0C30: host l98upmt1.hewitt.com[204.152.235.218] refused to talk to me: 421 Service not available, closing transmission channel
May 15 05:52:10 mail postfix/qmgr[23210]: 84E5D602C0C28: from=<yumin@aaabbb.com.cn>, size=258524, nrcpt=1 (queue active)
May 15 05:52:10 mail postfix/smtp[11056]: 9AC99602C0C30: host l98upmt1.hewitt.com[204.152.235.9] refused to talk to me: 421 Service not available, closing transmission channel
May 15 05:52:11 mail postfix/smtp[11056]: 9AC99602C0C30: host l4dupmt2.hewitt.com[204.152.239.218] refused to talk to me: 421 Service not available, closing transmission channel
May 15 05:52:11 mail postfix/smtp[1704]: 4D174602C0C34: to=<zexmrfzod@acosberk.com>, relay=mx1.mtaroutes.com[38.89.254.162]:25, delay=3.4, delays=0.08/0/1.9/1.4, dsn=5.0.0, status=bounced (host mx1.mtaroutes.com[38.89.254.162] said: 550 no mailbox by that name is currently available (in reply to RCPT TO command))
May 15 05:52:11 mail postfix/smtps/smtpd[29387]: CD796602C0C2C: client=unknown[92.62.72.252], sasl_method=PLAIN, sasl_username=yumin@aaabbb.com.cn
May 15 05:52:12 mail postfix/smtp[12710]: connect to 1001keqa.com[154.220.64.86]:25: Connection timed out
May 15 05:52:12 mail postfix/smtp[11056]: 9AC99602C0C30: to=<theo.van.dijk@exult.net>, relay=l4dupmt2.hewitt.com[204.152.239.28]:25, delay=4.5, delays=0.09/0.01/4.4/0, dsn=4.0.0, status=deferred (host l4dupmt2.hewitt.com[204.152.239.28] refused to talk to me: 421 Service not available, closing transmission channel)
May 15 05:52:12 mail postfix/smtp[12710]: 9527E602C0C06: to=<123321@1001keqa.com>, relay=none, delay=30, delays=0.08/0.01/30/0, dsn=4.4.1, status=deferred (connect to 1001keqa.com[154.220.64.86]:25: Connection timed out)
May 15 05:52:12 mail postfix/cleanup[9491]: 35511602C0C3A: message-id=<20190514215212.35511602C0C3A@mail.aaabbb.com.cn>
May 15 05:52:12 mail postfix/bounce[17338]: 4D174602C0C34: sender non-delivery notification: 35511602C0C3A
May 15 05:52:12 mail postfix/qmgr[23210]: 35511602C0C3A: from=<>, size=4599, nrcpt=1 (queue active)
May 15 05:52:12 mail postfix/qmgr[23210]: 4D174602C0C34: removed
May 15 05:52:12 mail postfix/pipe[19963]: 35511602C0C3A: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.16, delays=0.03/0/0/0.13, dsn=2.0.0, status=sent (delivered via dovecot service)
May 15 05:52:12 mail postfix/qmgr[23210]: 35511602C0C3A: removed
May 15 05:52:12 mail postfix/10025/smtpd[32116]: ACC33602C0C3A: client=mail.aaabbb.com.cn[127.0.0.1]
May 15 05:52:12 mail postfix/cleanup[9491]: ACC33602C0C3A: message-id=<hsqmwrk07320298.14178811@mail.aaabbb.com.cn>
May 15 05:52:12 mail postfix/qmgr[23210]: ACC33602C0C3A: from=<yumin@aaabbb.com.cn>, size=260029, nrcpt=1 (queue active)
May 15 05:52:12 mail postfix/cleanup[1890]: CD796602C0C2C: message-id=<wi1jkgte-v94u-2q43-8i35-sa72dn1s8ep2@mlsi.mrid>
May 15 05:52:12 mail amavis[19886]: (19886-07) Passed CLEAN {RelayedInternal}, ORIGINATING LOCAL [92.62.72.252]:53164 [92.62.72.252] <yumin@aaabbb.com.cn> -> <i.topaloglou@alliedins.gr>, Queue-ID: 84E5D602C0C28, Message-ID: <hsqmwrk07320298.14178811@mail.aaabbb.com.cn>, mail_id: BNRdRHtPf_tm, Hits: 3.6, size: 258524, queued_as: ACC33602C0C3A, dkim_new=dkim:aaabbb.com.cn, 2218 ms, Tests: [ALL_TRUSTED=-1,DKIM_ADSP_NXDOMAIN=0.8,HEADER_FROM_DIFFERENT_DOMAINS=0.001,HTML_IMAGE_ONLY_04=0.342,HTML_MESSAGE=0.001,LOCALPART_IN_SUBJECT=0.73,MIME_HTML_MOSTLY=0.001,MPART_ALT_DIFF=0.724,TO_NO_BRKTS_HTML_IMG=2,TVD_SPACE_RATIO=0.001]
May 15 05:52:12 mail postfix/qmgr[23210]: 18A4A602C0C13: from=<yumin@aaabbb.com.cn>, size=241099, nrcpt=1 (queue active)
May 15 05:52:12 mail amavis[19886]: (19886-07) Passed CLEAN, <yumin@aaabbb.com.cn> -> <i.topaloglou@alliedins.gr>, Hits: 3.6, tag=2, tag2=6.2, kill=6.9, queued_as: ACC33602C0C3A, L/Y/0/0
May 15 05:52:12 mail postfix/amavis/smtp[20259]: 84E5D602C0C28: to=<i.topaloglou@alliedins.gr>, relay=127.0.0.1[127.0.0.1]:10026, delay=12, delays=9.4/0/0/2.2, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as ACC33602C0C3A)
May 15 05:52:12 mail postfix/qmgr[23210]: 84E5D602C0C28: removed
May 15 05:52:13 mail postfix/smtp[12687]: ACC33602C0C3A: to=<i.topaloglou@alliedins.gr>, relay=none, delay=0.53, delays=0.08/0.01/0.44/0, dsn=5.4.4, status=bounced (Host or domain name not found. Name service error for name=alliedins.gr type=AAAA: Host not found)
May 15 05:52:13 mail postfix/cleanup[9491]: 3DCF4602C0C28: message-id=<20190514215213.3DCF4602C0C28@mail.aaabbb.com.cn>
May 15 05:52:13 mail postfix/bounce[17338]: ACC33602C0C3A: sender non-delivery notification: 3DCF4602C0C28
May 15 05:52:13 mail postfix/qmgr[23210]: 3DCF4602C0C28: from=<>, size=4314, nrcpt=1 (queue active)
May 15 05:52:13 mail postfix/qmgr[23210]: ACC33602C0C3A: removed
May 15 05:52:13 mail postfix/smtp[12735]: 008AE602C0C1D: to=<andi@mwegerano.com>, relay=mail.mwegerano.com[77.240.19.7]:25, delay=8.4, delays=0.09/0.01/3.2/5.1, dsn=2.0.0, status=sent (250 OK id=1hQfLG-00DiOA-6t)
May 15 05:52:13 mail postfix/qmgr[23210]: 008AE602C0C1D: removed
May 15 05:52:13 mail postfix/pipe[6967]: 3DCF4602C0C28: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.16, delays=0.02/0/0/0.13, dsn=2.0.0, status=sent (delivered via dovecot service)
May 15 05:52:13 mail postfix/qmgr[23210]: 3DCF4602C0C28: removed
May 15 05:52:13 mail postfix/smtp[12771]: Untrusted TLS connection established to mx3.mozej.com[157.230.77.77]:25: TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)
May 15 05:52:13 mail postfix/10025/smtpd[6017]: BCAD6602C0C1D: client=mail.aaabbb.com.cn[127.0.0.1]
May 15 05:52:13 mail postfix/cleanup[9488]: BCAD6602C0C1D: message-id=<ng1l7jx9-p8zr-xro5-3xfr-aqurvs2rt579>
May 15 05:52:13 mail postfix/qmgr[23210]: 8E256602C0C0B: from=<yumin@aaabbb.com.cn>, size=242259, nrcpt=1 (queue active)
May 15 05:52:13 mail postfix/qmgr[23210]: BCAD6602C0C1D: from=<yumin@aaabbb.com.cn>, size=242618, nrcpt=1 (queue active)
May 15 05:52:13 mail amavis[17708]: (17708-18) Passed CLEAN {RelayedInternal}, ORIGINATING LOCAL [77.89.251.138]:50128 [77.89.251.138] <yumin@aaabbb.com.cn> -> <nolimits@1-1-1.biz>, Queue-ID: 18A4A602C0C13, Message-ID: <ng1l7jx9-p8zr-xro5-3xfr-aqurvs2rt579>, mail_id: TWYVMhHP5naA, Hits: 3.967, size: 241099, queued_as: BCAD6602C0C1D, dkim_new=dkim:aaabbb.com.cn, 1056 ms, Tests: [ALL_TRUSTED=-1,HEADER_FROM_DIFFERENT_DOMAINS=0.001,HTML_IMAGE_ONLY_04=0.342,HTML_MESSAGE=0.001,INVALID_MSGID=1.167,LOCALPART_IN_SUBJECT=0.73,MIME_HTML_MOSTLY=0.001,MPART_ALT_DIFF=0.724,TO_NO_BRKTS_HTML_IMG=2,TVD_SPACE_RATIO=0.001]
May 15 05:52:13 mail amavis[17708]: (17708-18) Passed CLEAN, <yumin@aaabbb.com.cn> -> <nolimits@1-1-1.biz>, Hits: 3.967, tag=2, tag2=6.2, kill=6.9, queued_as: BCAD6602C0C1D, L/Y/0/0
May 15 05:52:13 mail postfix/smtp[12771]: 5C451602C0C35: to=<wiocleag@mozej.com>, relay=mx3.mozej.com[157.230.77.77]:25, delay=4.5, delays=0.1/0/4.2/0.26, dsn=5.0.0, status=bounced (host mx3.mozej.com[157.230.77.77] said: 552 Mailbox limit exeeded for this email address (in reply to RCPT TO command))
May 15 05:52:13 mail postfix/amavis/smtp[17665]: 18A4A602C0C13: to=<nolimits@1-1-1.biz>, relay=127.0.0.1[127.0.0.1]:10026, delay=5.2, delays=4.1/0/0/1.1, dsn=2.0.0, status=sent (250 2.0.0 from MTA(smtp:[127.0.0.1]:10025): 250 2.0.0 Ok: queued as BCAD6602C0C1D)
May 15 05:52:13 mail postfix/qmgr[23210]: 18A4A602C0C13: removed
May 15 05:52:14 mail postfix/submission/smtpd[22443]: 018CF602C0C13: client=unknown[77.89.251.138], sasl_method=PLAIN, sasl_username=yumin@aaabbb.com.cn
May 15 05:52:14 mail postfix/smtp[12707]: connect to 1-1-1.biz[153.126.131.221]:25: No route to host
May 15 05:52:14 mail postfix/cleanup[9488]: 163E6602C0C28: message-id=<20190514215214.163E6602C0C28@mail.aaabbb.com.cn>
May 15 05:52:14 mail postfix/smtp[12707]: BCAD6602C0C1D: to=<nolimits@1-1-1.biz>, relay=none, delay=0.32, delays=0.08/0/0.24/0, dsn=4.4.1, status=deferred (connect to 1-1-1.biz[153.126.131.221]:25: No route to host)
May 15 05:52:14 mail postfix/bounce[17338]: 5C451602C0C35: sender non-delivery notification: 163E6602C0C28
May 15 05:52:14 mail postfix/qmgr[23210]: 163E6602C0C28: from=<>, size=4310, nrcpt=1 (queue active)
May 15 05:52:14 mail postfix/qmgr[23210]: 5C451602C0C35: removed
May 15 05:52:14 mail postfix/pipe[19963]: 163E6602C0C28: to=<yumin@aaabbb.com.cn>, relay=dovecot, delay=0.18, delays=0.05/0/0/0.13, dsn=2.0.0, status=sent (delivered via dovecot service)
May 15 05:52:14 mail postfix/qmgr[23210]: 163E6602C0C28: removed
May 15 05:52:14 mail postfix/cleanup[9491]: 018CF602C0C13: message-id=<by365apopv.6lagdl3gbu.16653492734609.qpzjgfqzd5.1vioi2fe@aaabbb.com.cn>
May 15 05:52:14 mail postfix/10025/smtpd[27486]: D36F2602C0C28: client=mail.aaabbb.com.cn[127.0.0.1]^C
[root@mail log]# vi maillog
May 17 07:50:09 mail postfix/master[25338]: warning: process /usr/libexec/postfix/local pid 2735 exit status 1
May 17 07:50:09 mail postfix/master[25338]: warning: /usr/libexec/postfix/local: bad command startup -- throttling
May 17 07:50:10 mail postfix/smtp[24332]: BAFAF602BDF9D: to=<ricoh_5001_lt6@pupuk-indonesia.com>, relay=smtp-gw.pupuk-indonesia.com[118.97.119.133]:25, delay=180435, delays=180133/0.24/303/0, dsn=4.4.2, status=deferred (conversation with smtp-gw.pupuk-indonesia.com[118.97.119.133] timed out while receiving the initial server greeting)
May 17 07:50:11 mail postfix/submission/smtpd[31734]: warning: 96-66-200-209-static.hfc.comcastbusiness.net[96.66.200.209]: SASL PLAIN authentication failed:
May 17 07:50:11 mail postfix/smtp[24311]: 3EF76602CFB9A: conversation with post.mil.dk[152.115.47.77] timed out while receiving the initial server greeting
May 17 07:50:18 mail postfix/submission/smtpd[31734]: warning: 96-66-200-209-static.hfc.comcastbusiness.net[96.66.200.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 17 07:50:18 mail postfix/submission/smtpd[31734]: disconnect from 96-66-200-209-static.hfc.comcastbusiness.net[96.66.200.209]ay 17 07:50:10 mail postfix/smtp[24332]: BAFAF602BDF9D: to=<ricoh_5001_lt6@pupuk-indonesia.com>, relay=smtp-gw.pupuk-indonesia.com[118.97.119.133]:25, delay=180435, delays=180133/0.24/303/0, dsn=4.4.2, status=deferred (conversation with smtp-gw.pupuk-indonesia.com[118.97.119.133] timed out while receiving the initial server greeting)

ZhangHuangbin 写道:
6951685 写道:

    failure for one or more recipients (nwatanabe@tomoegawa.com:blocked) (in

这个地址被对方使用的 barracudanetworks.com 的某种服务(DNSBL?)给列入黑名单了。得去解封。

按照您的思路,问题已经完美解决,谢谢张工!

各位大神,谁能帮我看下,这是怎么回事,发送这个地址会被退回,退回信息如下:

This is the mail system at host mail.nissai.com.cn.

I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can delete your own text from the attached returned message.

                   The mail system

<nwatanabe@tomoegawa.com>: host
    d169668a.ess.barracudanetworks.com[64.235.153.10] said: 550 permanent
    failure for one or more recipients (nwatanabe@tomoegawa.com:blocked) (in
    reply to end of DATA command)

==== 必填信息。没有填写将不予回复 ====
- iRedMail 版本号:0.9.8
- 使用哪个数据库存储用户帐号(OpenLDAP,MySQL,PostgreSQL):MySQL
- 使用的 Linux/BSD 发行版名称及版本号:CentOS7
- 与您的问题相关的日志信息:
====
服务器建好后,设置好MX,SPF等信息后.
能发不能收.

Oct 21 10:46:27 mail postfix/smtpd[22125]: connect from unknown[191.96.249.61]
Oct 21 10:46:33 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.61]
Oct 21 10:46:50 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:46:52 mail postfix/smtpd[22125]: connect from unknown[191.96.249.26]
Oct 21 10:46:55 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:46:56 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.26]
Oct 21 10:46:58 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:47:01 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:47:01 mail postfix/smtpd[22071]: NOQUEUE: reject: RCPT from unknown[220.181.13.130]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<m13-130.163.com>
Oct 21 10:47:01 mail postfix/smtpd[22071]: disconnect from unknown[220.181.13.130]
Oct 21 10:47:20 mail postfix/smtpd[22125]: connect from unknown[5.160.93.245]
Oct 21 10:47:21 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:47:23 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:47:24 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:47:28 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:47:29 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:47:29 mail postfix/smtpd[22071]: connect from unknown[123.24.205.110]
Oct 21 10:47:30 mail postfix/smtpd[22071]: disconnect from unknown[123.24.205.110]
Oct 21 10:47:31 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:47:52 mail postfix/smtpd[22071]: connect from unknown[42.200.201.226]
Oct 21 10:47:52 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:47:52 mail postfix/smtpd[22071]: disconnect from unknown[42.200.201.226]
Oct 21 10:47:55 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:47:55 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:47:58 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:47:59 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:48:01 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:48:23 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:48:27 mail postfix/smtpd[22082]: connect from unknown[191.96.249.26]
Oct 21 10:48:27 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:48:30 mail postfix/smtpd[22071]: connect from unknown[41.160.119.66]
Oct 21 10:48:30 mail postfix/smtpd[22319]: connect from unknown[191.96.249.61]
Oct 21 10:48:31 mail postfix/smtpd[22071]: disconnect from unknown[41.160.119.66]
Oct 21 10:48:32 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.26]
Oct 21 10:48:33 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.61]
Oct 21 10:48:45 mail postfix/smtpd[22071]: connect from unknown[113.96.223.47]
Oct 21 10:48:45 mail postfix/smtpd[22071]: Anonymous TLS connection established from unknown[113.96.223.47]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:48:54 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:48:58 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:48:58 mail postfix/smtpd[22319]: connect from unknown[191.96.249.26]
Oct 21 10:49:01 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:49:01 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.26]
Oct 21 10:49:04 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:49:17 mail postfix/smtpd[22319]: connect from unknown[203.19.70.166]
Oct 21 10:49:18 mail postfix/smtpd[22319]: disconnect from unknown[203.19.70.166]
Oct 21 10:49:24 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:49:27 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:49:29 mail postfix/smtpd[22319]: connect from unknown[191.96.249.26]
Oct 21 10:49:31 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:49:31 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.26]
Oct 21 10:49:33 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:49:46 mail postfix/smtpd[22071]: NOQUEUE: reject: RCPT from unknown[113.96.223.47]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:49:46 mail postfix/smtpd[22071]: disconnect from unknown[113.96.223.47]
Oct 21 10:49:55 mail postfix/smtpd[22319]: connect from unknown[191.96.249.24]
Oct 21 10:49:59 mail postfix/smtpd[22071]: connect from unknown[84.241.31.70]
Oct 21 10:50:00 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.24]
Oct 21 10:50:01 mail postfix/smtpd[22082]: connect from unknown[191.96.249.26]
Oct 21 10:50:01 mail postfix/smtpd[22071]: lost connection after CONNECT from unknown[84.241.31.70]
Oct 21 10:50:01 mail postfix/smtpd[22071]: disconnect from unknown[84.241.31.70]
Oct 21 10:50:02 mail postfix/smtpd[22319]: connect from unknown[191.96.249.61]
Oct 21 10:50:03 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.26]
Oct 21 10:50:05 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.61]
Oct 21 10:50:07 mail postfix/smtpd[22071]: connect from unknown[200.29.108.214]
Oct 21 10:50:09 mail postfix/smtpd[22071]: disconnect from unknown[200.29.108.214]
Oct 21 10:50:26 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:50:27 mail postfix/smtpd[22319]: connect from unknown[197.51.228.123]
Oct 21 10:50:30 mail postfix/smtpd[22319]: disconnect from unknown[197.51.228.123]
Oct 21 10:50:30 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:50:32 mail postfix/qmgr[22052]: C0EA76008C4A2: from=<user@localhost.mail.nissai.com.cn>, size=24539, nrcpt=1 (queue active)
Oct 21 10:50:32 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:50:33 mail postfix/smtpd[22082]: connect from unknown[191.96.249.61]
Oct 21 10:50:33 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:50:36 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.61]
Oct 21 10:50:39 mail postfix/smtpd[22319]: connect from unknown[220.181.13.130]
Oct 21 10:50:46 mail postfix/smtpd[22082]: connect from unknown[113.96.223.80]
Oct 21 10:50:47 mail postfix/smtpd[22082]: Anonymous TLS connection established from unknown[113.96.223.80]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:50:53 mail postfix/smtpd[22071]: connect from unknown[52.144.67.210]
Oct 21 10:50:54 mail postfix/smtpd[22071]: disconnect from unknown[52.144.67.210]
Oct 21 10:50:57 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:50:59 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:51:02 mail postfix/smtp[22534]: connect to localhost.mail.nissai.com.cn[61.131.208.211]:25: Connection timed out
Oct 21 10:51:02 mail postfix/smtp[22534]: C0EA76008C4A2: to=<root@localhost.mail.nissai.com.cn>, relay=none, delay=1006, delays=976/0.12/30/0, dsn=4.4.1, status=deferred (connect to localhost.mail.nissai.com.cn[61.131.208.211]:25: Connection timed out)
Oct 21 10:51:03 mail postfix/smtpd[22071]: connect from unknown[191.96.249.61]
Oct 21 10:51:04 mail postfix/smtpd[22596]: connect from unknown[191.96.249.26]
Oct 21 10:51:05 mail postfix/smtpd[22598]: connect from unknown[144.217.126.189]
Oct 21 10:51:06 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.61]
Oct 21 10:51:07 mail postfix/smtpd[22596]: disconnect from unknown[191.96.249.26]
Oct 21 10:51:12 mail postfix/smtpd[22598]: disconnect from unknown[144.217.126.189]
Oct 21 10:51:28 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:51:32 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:51:34 mail postfix/smtpd[22598]: connect from unknown[191.96.249.61]
Oct 21 10:51:35 mail postfix/smtpd[22596]: connect from unknown[191.96.249.26]
Oct 21 10:51:36 mail postfix/smtpd[22071]: connect from unknown[113.96.223.98]
Oct 21 10:51:36 mail postfix/smtpd[22598]: disconnect from unknown[191.96.249.61]
Oct 21 10:51:36 mail postfix/smtpd[22071]: Anonymous TLS connection established from unknown[113.96.223.98]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:51:38 mail postfix/smtpd[22596]: disconnect from unknown[191.96.249.26]
Oct 21 10:51:39 mail postfix/smtpd[22319]: NOQUEUE: reject: RCPT from unknown[220.181.13.130]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<m13-130.163.com>
Oct 21 10:51:39 mail postfix/smtpd[22319]: disconnect from unknown[220.181.13.130]
Oct 21 10:51:47 mail postfix/smtpd[22082]: NOQUEUE: reject: RCPT from unknown[113.96.223.80]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:51:47 mail postfix/smtpd[22082]: disconnect from unknown[113.96.223.80]
Oct 21 10:51:56 mail postfix/smtpd[22598]: connect from unknown[144.217.126.189]
Oct 21 10:51:56 mail postfix/smtpd[22319]: connect from unknown[189.50.15.58]
Oct 21 10:51:59 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:52:00 mail postfix/smtpd[22319]: disconnect from unknown[189.50.15.58]
Oct 21 10:52:01 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:52:01 mail postfix/smtpd[22598]: disconnect from unknown[144.217.126.189]
Oct 21 10:52:05 mail postfix/smtpd[22596]: connect from unknown[191.96.249.61]
Oct 21 10:52:06 mail postfix/smtpd[22319]: connect from unknown[191.96.249.26]
Oct 21 10:52:07 mail postfix/smtpd[22596]: disconnect from unknown[191.96.249.61]
Oct 21 10:52:07 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.26]
Oct 21 10:52:18 mail postfix/smtpd[22598]: connect from unknown[99.228.192.3]
Oct 21 10:52:19 mail postfix/smtpd[22598]: disconnect from unknown[99.228.192.3]
Oct 21 10:52:20 mail postfix/smtpd[22125]: timeout after CONNECT from unknown[5.160.93.245]
Oct 21 10:52:20 mail postfix/smtpd[22125]: disconnect from unknown[5.160.93.245]
Oct 21 10:52:24 mail postfix/smtpd[22082]: connect from unknown[193.169.252.53]
Oct 21 10:52:25 mail postfix/smtpd[22082]: lost connection after AUTH from unknown[193.169.252.53]
Oct 21 10:52:25 mail postfix/smtpd[22082]: disconnect from unknown[193.169.252.53]
Oct 21 10:52:29 mail postfix/smtpd[22598]: connect from unknown[191.96.249.24]
Oct 21 10:52:32 mail postfix/smtpd[22598]: disconnect from unknown[191.96.249.24]
Oct 21 10:52:35 mail postfix/smtpd[22125]: connect from unknown[191.96.249.61]
Oct 21 10:52:36 mail postfix/smtpd[22071]: NOQUEUE: reject: RCPT from unknown[113.96.223.98]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:52:36 mail postfix/smtpd[22071]: disconnect from unknown[113.96.223.98]
Oct 21 10:52:38 mail postfix/smtpd[22319]: connect from unknown[191.96.249.26]
Oct 21 10:52:38 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.61]
Oct 21 10:52:40 mail postfix/smtpd[22596]: connect from unknown[77.65.14.230]
Oct 21 10:52:41 mail postfix/smtpd[22596]: disconnect from unknown[77.65.14.230]
Oct 21 10:52:42 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.26]
Oct 21 10:53:00 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:53:03 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:53:06 mail postfix/smtpd[22598]: connect from unknown[191.96.249.61]
Oct 21 10:53:06 mail postfix/smtpd[22125]: connect from unknown[76.224.88.197]
Oct 21 10:53:07 mail postfix/smtpd[22125]: disconnect from unknown[76.224.88.197]
Oct 21 10:53:07 mail postfix/smtpd[22598]: disconnect from unknown[191.96.249.61]
Oct 21 10:53:09 mail postfix/smtpd[22596]: connect from unknown[191.96.249.26]
Oct 21 10:53:10 mail postfix/smtpd[22082]: connect from unknown[220.181.13.130]
Oct 21 10:53:12 mail postfix/smtpd[22596]: disconnect from unknown[191.96.249.26]
Oct 21 10:53:31 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:53:32 mail postfix/smtpd[22319]: connect from unknown[190.144.74.106]
Oct 21 10:53:33 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:53:33 mail postfix/smtpd[22319]: disconnect from unknown[190.144.74.106]
Oct 21 10:53:36 mail postfix/smtpd[22596]: connect from unknown[191.96.249.61]
Oct 21 10:53:40 mail postfix/smtpd[22596]: disconnect from unknown[191.96.249.61]
Oct 21 10:53:40 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:53:44 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:53:48 mail postfix/smtpd[22125]: connect from unknown[113.96.223.47]
Oct 21 10:53:48 mail postfix/smtpd[22125]: Anonymous TLS connection established from unknown[113.96.223.47]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:53:49 mail postfix/smtpd[22319]: connect from unknown[188.165.124.31]
Oct 21 10:53:51 mail postfix/smtpd[22319]: disconnect from unknown[188.165.124.31]
Oct 21 10:53:53 mail postfix/smtpd[22598]: connect from unknown[220.181.13.130]
Oct 21 10:54:02 mail postfix/smtpd[22319]: connect from unknown[191.96.249.24]
Oct 21 10:54:06 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.24]
Oct 21 10:54:07 mail postfix/smtpd[22071]: connect from unknown[191.96.249.61]
Oct 21 10:54:08 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.61]
Oct 21 10:54:09 mail clamd[10960]: SelfCheck: Database status OK.
Oct 21 10:54:10 mail postfix/smtpd[22082]: NOQUEUE: reject: RCPT from unknown[220.181.13.130]: 451 4.7.1 <yumin@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<yumin@nissai.com.cn> proto=ESMTP helo=<m13-130.163.com>
Oct 21 10:54:10 mail postfix/smtpd[22082]: disconnect from unknown[220.181.13.130]
Oct 21 10:54:12 mail postfix/smtpd[22319]: connect from unknown[191.96.249.26]
Oct 21 10:54:14 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.26]
Oct 21 10:54:16 mail postfix/smtpd[22596]: connect from unknown[123.58.178.202]
Oct 21 10:54:16 mail postfix/smtpd[22319]: connect from unknown[179.154.249.179]
Oct 21 10:54:22 mail postfix/smtpd[22319]: disconnect from unknown[179.154.249.179]
Oct 21 10:54:30 mail postfix/smtpd[22071]: connect from unknown[186.0.90.52]
Oct 21 10:54:31 mail postfix/smtpd[22071]: disconnect from unknown[186.0.90.52]
Oct 21 10:54:33 mail postfix/smtpd[22082]: connect from unknown[191.96.249.24]
Oct 21 10:54:35 mail postfix/smtpd[22082]: disconnect from unknown[191.96.249.24]
Oct 21 10:54:37 mail postfix/smtpd[22319]: connect from unknown[191.96.249.61]
Oct 21 10:54:40 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.61]
Oct 21 10:54:43 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:54:46 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:54:48 mail postfix/smtpd[22125]: NOQUEUE: reject: RCPT from unknown[113.96.223.47]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:54:48 mail postfix/smtpd[22125]: disconnect from unknown[113.96.223.47]
Oct 21 10:54:53 mail postfix/smtpd[22598]: NOQUEUE: reject: RCPT from unknown[220.181.13.130]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<m13-130.163.com>
Oct 21 10:54:53 mail postfix/smtpd[22598]: disconnect from unknown[220.181.13.130]
Oct 21 10:54:59 mail postfix/smtpd[22082]: connect from unknown[123.58.178.202]
Oct 21 10:55:03 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:55:05 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:55:09 mail postfix/smtpd[22125]: connect from unknown[191.96.249.61]
Oct 21 10:55:10 mail postfix/smtpd[22319]: connect from unknown[187.67.179.181]
Oct 21 10:55:11 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.61]
Oct 21 10:55:12 mail postfix/smtpd[22319]: disconnect from unknown[187.67.179.181]
Oct 21 10:55:15 mail postfix/smtpd[22598]: connect from unknown[191.96.249.26]
Oct 21 10:55:16 mail postfix/smtpd[22596]: NOQUEUE: reject: RCPT from unknown[123.58.178.202]: 451 4.7.1 <yumin@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<yumin@nissai.com.cn> proto=ESMTP helo=<mproxyhzb2.163.com>
Oct 21 10:55:16 mail postfix/smtpd[22596]: disconnect from unknown[123.58.178.202]
Oct 21 10:55:19 mail postfix/smtpd[22598]: disconnect from unknown[191.96.249.26]
Oct 21 10:55:34 mail postfix/smtpd[22071]: connect from unknown[191.96.249.24]
Oct 21 10:55:37 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.24]
Oct 21 10:55:37 mail postfix/smtpd[22319]: connect from unknown[45.125.66.126]
Oct 21 10:55:39 mail postfix/smtpd[22125]: connect from unknown[191.96.249.61]
Oct 21 10:55:40 mail postfix/smtpd[22319]: disconnect from unknown[45.125.66.126]
Oct 21 10:55:42 mail postfix/anvil[22073]: statistics: max connection rate 2/60s for (smtp:191.96.249.24) at Oct 21 10:46:19
Oct 21 10:55:42 mail postfix/anvil[22073]: statistics: max connection count 2 for (smtp:220.181.13.130) at Oct 21 10:53:53
Oct 21 10:55:42 mail postfix/anvil[22073]: statistics: max cache size 11 at Oct 21 10:52:24
Oct 21 10:55:42 mail postfix/smtpd[22596]: connect from unknown[190.213.10.158]
Oct 21 10:55:42 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.61]
Oct 21 10:55:44 mail postfix/smtpd[22596]: disconnect from unknown[190.213.10.158]
Oct 21 10:55:46 mail postfix/smtpd[22071]: connect from unknown[191.96.249.26]
Oct 21 10:55:47 mail postfix/smtpd[22071]: disconnect from unknown[191.96.249.26]
Oct 21 10:55:52 mail postfix/smtpd[22598]: connect from unknown[80.11.241.22]
Oct 21 10:55:52 mail postfix/smtpd[22598]: lost connection after CONNECT from unknown[80.11.241.22]
Oct 21 10:55:52 mail postfix/smtpd[22598]: disconnect from unknown[80.11.241.22]
Oct 21 10:56:00 mail postfix/smtpd[22082]: NOQUEUE: reject: RCPT from unknown[123.58.178.202]: 451 4.7.1 <postmaster@nissai.com.cn>: Recipient address rejected: Intentional policy rejection, please try again later; from=<jxxwliutong@163.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<mproxyhzb2.163.com>
Oct 21 10:56:00 mail postfix/smtpd[22082]: disconnect from unknown[123.58.178.202]
Oct 21 10:56:05 mail postfix/smtpd[22319]: connect from unknown[191.96.249.24]
Oct 21 10:56:07 mail postfix/smtpd[22319]: disconnect from unknown[191.96.249.24]
Oct 21 10:56:09 mail postfix/smtpd[22125]: connect from unknown[191.96.249.61]
Oct 21 10:56:13 mail postfix/smtpd[22125]: disconnect from unknown[191.96.249.61]
Oct 21 10:56:14 mail postfix/smtpd[22082]: connect from unknown[200.60.62.82]
Oct 21 10:56:15 mail postfix/smtpd[22082]: disconnect from unknown[200.60.62.82]
Oct 21 10:56:17 mail postfix/postfix-script[23204]: stopping the Postfix mail system
Oct 21 10:56:17 mail postfix/master[22050]: terminating on signal 15
Oct 21 10:56:18 mail postfix/postqueue[23253]: fatal: Queue report unavailable - mail system is down
Oct 21 10:56:18 mail postfix/postfix-script[23294]: warning: /var/spool/postfix/etc/resolv.conf and /etc/resolv.conf differ
Oct 21 10:56:18 mail postfix/postfix-script[23299]: starting the Postfix mail system
Oct 21 10:56:18 mail postfix/master[23301]: daemon started -- version 2.10.1, configuration /etc/postfix
Oct 21 10:56:32 mail postfix/smtpd[23322]: connect from unknown[206.210.123.98]
Oct 21 10:56:33 mail postfix/smtpd[23322]: disconnect from unknown[206.210.123.98]
Oct 21 10:56:36 mail postfix/smtpd[23322]: connect from unknown[191.96.249.24]
Oct 21 10:56:39 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.24]
Oct 21 10:56:40 mail postfix/smtpd[23322]: connect from unknown[191.96.249.61]
Oct 21 10:56:44 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.61]
Oct 21 10:56:49 mail postfix/smtpd[23322]: connect from unknown[191.96.249.26]
Oct 21 10:56:52 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.26]
Oct 21 10:57:01 mail postfix/smtpd[23322]: connect from unknown[213.154.29.27]
Oct 21 10:57:02 mail postfix/smtpd[23322]: disconnect from unknown[213.154.29.27]
Oct 21 10:57:07 mail postfix/smtpd[23322]: connect from unknown[191.96.249.24]
Oct 21 10:57:10 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.24]
Oct 21 10:57:11 mail postfix/smtpd[23322]: connect from unknown[191.96.249.61]
Oct 21 10:57:12 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.61]
Oct 21 10:57:18 mail postfix/smtpd[23322]: connect from unknown[59.36.132.77]
Oct 21 10:57:18 mail postfix/smtpd[23322]: Anonymous TLS connection established from unknown[59.36.132.77]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:57:21 mail postfix/smtpd[23388]: connect from unknown[191.96.249.26]
Oct 21 10:57:23 mail postfix/smtpd[23388]: disconnect from unknown[191.96.249.26]
Oct 21 10:57:38 mail postfix/smtpd[23388]: connect from unknown[191.96.249.24]
Oct 21 10:57:42 mail postfix/smtpd[23419]: connect from unknown[191.96.249.61]
Oct 21 10:57:42 mail postfix/smtpd[23388]: disconnect from unknown[191.96.249.24]
Oct 21 10:57:43 mail postfix/smtpd[23419]: disconnect from unknown[191.96.249.61]
Oct 21 10:57:52 mail postfix/smtpd[23388]: connect from unknown[191.96.249.26]
Oct 21 10:57:56 mail postfix/smtpd[23388]: disconnect from unknown[191.96.249.26]
Oct 21 10:57:57 mail postfix/smtpd[23419]: connect from unknown[59.36.132.123]
Oct 21 10:57:57 mail postfix/smtpd[23419]: Anonymous TLS connection established from unknown[59.36.132.123]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:58:09 mail postfix/smtpd[23388]: connect from unknown[191.96.249.24]
Oct 21 10:58:12 mail postfix/smtpd[23469]: connect from unknown[191.96.249.61]
Oct 21 10:58:13 mail postfix/smtpd[23388]: disconnect from unknown[191.96.249.24]
Oct 21 10:58:16 mail postfix/smtpd[23469]: disconnect from unknown[191.96.249.61]
Oct 21 10:58:18 mail postfix/smtpd[23322]: NOQUEUE: reject: RCPT from unknown[59.36.132.77]: 450 4.7.1 <qq.com>: Helo command rejected: Host not found; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:58:18 mail postfix/smtpd[23322]: disconnect from unknown[59.36.132.77]
Oct 21 10:58:20 mail postfix/smtpd[23388]: connect from unknown[82.127.128.117]
Oct 21 10:58:23 mail postfix/smtpd[23469]: connect from unknown[191.96.249.26]
Oct 21 10:58:25 mail postfix/smtpd[23322]: connect from unknown[190.109.222.50]
Oct 21 10:58:26 mail postfix/smtpd[23322]: disconnect from unknown[190.109.222.50]
Oct 21 10:58:27 mail postfix/smtpd[23469]: disconnect from unknown[191.96.249.26]
Oct 21 10:58:30 mail postfix/smtpd[23388]: improper command pipelining after HELO from unknown[82.127.128.117]: QUIT\r\n
Oct 21 10:58:30 mail postfix/smtpd[23388]: disconnect from unknown[82.127.128.117]
Oct 21 10:58:40 mail postfix/smtpd[23322]: connect from unknown[191.96.249.24]
Oct 21 10:58:41 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.24]
Oct 21 10:58:43 mail postfix/smtpd[23469]: connect from unknown[191.96.249.61]
Oct 21 10:58:45 mail postfix/smtpd[23469]: disconnect from unknown[191.96.249.61]
Oct 21 10:58:47 mail postfix/smtpd[23388]: connect from unknown[45.4.33.216]
Oct 21 10:58:48 mail postfix/smtpd[23469]: connect from unknown[113.96.223.80]
Oct 21 10:58:48 mail postfix/smtpd[23469]: Anonymous TLS connection established from unknown[113.96.223.80]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)
Oct 21 10:58:55 mail postfix/smtpd[23322]: connect from unknown[191.96.249.26]
Oct 21 10:58:57 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.26]
Oct 21 10:58:57 mail postfix/smtpd[23419]: NOQUEUE: reject: RCPT from unknown[59.36.132.123]: 450 4.7.1 <qq.com>: Helo command rejected: Host not found; from=<6951685@qq.com> to=<postmaster@nissai.com.cn> proto=ESMTP helo=<qq.com>
Oct 21 10:58:57 mail postfix/smtpd[23419]: disconnect from unknown[59.36.132.123]
Oct 21 10:59:11 mail postfix/smtpd[23322]: connect from unknown[58.137.91.217]
Oct 21 10:59:11 mail postfix/smtpd[23419]: connect from unknown[191.96.249.24]
Oct 21 10:59:12 mail postfix/smtpd[23322]: disconnect from unknown[58.137.91.217]
Oct 21 10:59:13 mail postfix/smtpd[23322]: connect from unknown[191.96.249.61]
Oct 21 10:59:14 mail postfix/smtpd[23322]: disconnect from unknown[191.96.249.61]
Oct 21 10:59:15 mail postfix/smtpd[23419]: disconnect from unknown[191.96.249.24]
Oct 21 10:59:18 mail postfix/smtpd[23322]: connect from unknown[59.36.132.32]
Oct 21 10:59:18 mail postfix/smtpd[23322]: Anonymous TLS connection established from unknown[59.36.132.32]: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)